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Microbiology Sources | Microbiology Tests | Anatomic Pathology | Cytopathology

T4, Free by Equilibrium Dialysis

Source Blood
Mnemonic FT4D
Specimen Requirements

 1 x 4 mL red top tube, NOT SST

CLS staff: collect specimen and forward to DSC Accession, who will forward specimen to Referrals.

Note to ordering physician: this test requires review and approval by CLS Medical & Scientific Staff.  Please contact CLS Referrals 403-770-3285 for further information on the approval process.
 

Specimen Handling PSC:
Centrifuge, pour off, and transport serum to DSC.

RRL & extra-regional:
Centrifuge, pour off and freeze serum, then transport to DSC.

DSC:
Freeze specimens upon receipt in lab; ensure frozen specimens do not thaw.
Additional Information  
Testing Location Quest Diagnostics
Testing Frequency
Alternate Name(s)
Reference Interval